code: def event_shape(self) -> Tuple:
      return ()
  
imports: from typing import Dict, List, Optional, Tuple, Type
  import mxnet
  import numpy
  from gluonts.core.component import validated
  from gluonts.mx import Tensor
  from .distribution import Distribution, _sample_multiple, getF
  from .distribution_output import DistributionOutput
label_desc: Use image node_id 3 for calling the DeterministicOutput obj's underlying member method code with example usage: obj.event_shape() and returns: 